Frank Sinatra had a word for tipping: duking. And no one duked like Sinatra. Tom Dreesen, his longtime opening act, said Frank would never make a show of it. Instead, folded bills were passed in an ordinary-seeming handshake. In fact, ol’ Blue Eyes rarely did the duking himself; instead, he handed his bodymen stacks of […] This article was originally published on The Art of Manliness.